- CAS number
- 22457-23-4
- IFRA Standard status
- Not recorded
- Products
- 8
Last updated · 25-05-2026Record completeness75%
The information here describes the ingredient in general. Its possible sources may vary and do not necessarily show the origin or form used in a particular YUMA product. For product-specific information, check the relevant product page.
Description
5-methyl-3-heptanone oxime is an ingredient with a complex and subtle scent that introduces cool elements to fragrance compositions. It features distinct green notes reminiscent of fresh plant stems, alongside aromatic nuances including lily of the valley, narcissus, mandarin, galbanum, fig leaf, blackcurrant and tomato. The laboratory production of this ingredient involves various methods, with a growing trend toward using renewable raw materials that help preserve the planet's natural resources.
Additional information
The molecular structure of oximes such as 5-methyl-3-heptanone oxime gives them distinct aromatic properties. Their chemical composition allows them to interact with olfactory receptors in a way that mimics natural scents, despite being produced in a laboratory.
This ingredient shows notable versatility in perfumery, as it works well in fresh, green fragrances as well as more complex formulations with floral or fruity notes, acting as a bridge between different fragrance families.
Laboratory-produced ingredients like 5-methyl-3-heptanone oxime often have a smaller environmental footprint compared to extracting natural ingredients. For example, producing one kilogram of natural oil from certain flowers can require tons of plant matter, whereas laboratory synthesis avoids this overexploitation.
CAS number
22457-23-4
Other names
N-hydroxy-5-methylheptan-3-imineVertoneStemoneN-(5-Methylheptan-3-ylidene)hydroxylamineEthyl 2-methylbutyl ketoxineN-Hydroxy-5-methylheptan-3-imineN-(5-methylheptan-3-ylidene)hydroxylamine5-methyl heptan-3-one oxime5-Methyl heptan-3-one oxime3-Heptanone, 5-methyl-, oxime
Linked YUMA products
IFRA Standard status
The IFRA Standards form an industry self-regulatory system. They may prohibit or restrict the use of particular fragrance ingredients, or set specifications, according to end use. The status below reflects the IFRA data recorded for this ingredient. It is not a product certification and does not replace applicable law or assessment of the finished product.
Not recorded
Regulatory information
The Research Institute for Fragrance Materials (RIFM) is currently completing a comprehensive safety assessment for 5-methyl-3-heptanone oxime. Once finalized, the assessment will be reviewed by the Expert Panel for Fragrance Safety and published in a peer-reviewed scientific journal.
